CN1040783A - 2,2-二氯-1,1,1-三氟乙烷的提纯 - Google Patents

2,2-二氯-1,1,1-三氟乙烷的提纯 Download PDF

Info

Publication number
CN1040783A
CN1040783A CN89107051A CN89107051A CN1040783A CN 1040783 A CN1040783 A CN 1040783A CN 89107051 A CN89107051 A CN 89107051A CN 89107051 A CN89107051 A CN 89107051A CN 1040783 A CN1040783 A CN 1040783A
Authority
CN
China
Prior art keywords
chloro
halothane
olefinic
metal permanganate
permanganate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN89107051A
Other languages
English (en)
Chinese (zh)
Inventor
道格拉斯·乔治·格林
阿比德·纳扎拉里·麦钱特
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of CN1040783A publication Critical patent/CN1040783A/zh
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/38Separation; Purification; Stabilisation; Use of additives
    • C07C17/395Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification of at least one compound
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00Acyclic saturated compounds containing halogen atoms
    • C07C19/08Acyclic saturated compounds containing halogen atoms containing fluorine
    • C07C19/10Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine
    • C07C19/12Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine having two carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CN89107051A 1988-09-01 1989-09-01 2,2-二氯-1,1,1-三氟乙烷的提纯 Pending CN1040783A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US23956888A 1988-09-01 1988-09-01
US239,568 1988-09-01

Publications (1)

Publication Number Publication Date
CN1040783A true CN1040783A (zh) 1990-03-28

Family

ID=22902728

Family Applications (1)

Application Number Title Priority Date Filing Date
CN89107051A Pending CN1040783A (zh) 1988-09-01 1989-09-01 2,2-二氯-1,1,1-三氟乙烷的提纯

Country Status (9)

Country Link
EP (1) EP0357328A1 (enrdf_load_stackoverflow)
JP (1) JPH02282338A (enrdf_load_stackoverflow)
KR (1) KR900004657A (enrdf_load_stackoverflow)
CN (1) CN1040783A (enrdf_load_stackoverflow)
AR (1) AR245433A1 (enrdf_load_stackoverflow)
AU (1) AU4093389A (enrdf_load_stackoverflow)
BR (1) BR8904367A (enrdf_load_stackoverflow)
IN (1) IN171828B (enrdf_load_stackoverflow)
ZA (1) ZA896726B (enrdf_load_stackoverflow)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68916756D1 (de) * 1988-11-22 1994-08-18 Du Pont Verfahren zur Reinigung von gesättigten Halokohlenwasserstoffen.
US5189230A (en) * 1990-12-21 1993-02-23 Hoechst Aktiengesellschaft Process for the removal of olefinic impurities from hydrochlorofluorocarbons
JPH07121881B2 (ja) * 1991-03-26 1995-12-25 信越化学工業株式会社 含フッ素有機基を有するエチレン化合物に含まれるヨウ素を除去する方法
IT1251951B (it) * 1991-10-18 1995-05-27 Ausimont Spa Procedimento per purificare 1,1,1-trifluoro-,2,2 dicloroetano dall`isomero 1,1,2-trifluoro-1,2-dicloroetano.
US5569797A (en) * 1992-01-07 1996-10-29 E. I. Du Pont De Nemours And Company Method of removing olefinic impurities from hydrochlorofluorocarbons
JPH06271487A (ja) * 1993-03-22 1994-09-27 Central Glass Co Ltd 1,1−ジクロロ−1−フルオロエタンの精製法
FR2749581B1 (fr) * 1996-06-06 1998-08-14 Atochem Elf Sa Procede de purification d'hydrofluorocarbures satures
FR2754816B1 (fr) * 1996-10-18 1998-12-04 Atochem Elf Sa Procede de purification d'hydrogenochlorofluoroethanes
GB0107705D0 (en) * 2001-03-28 2001-05-16 Ineos Fluor Ltd Purification of saturated halocarbons
DE10351194B4 (de) * 2003-10-30 2006-07-27 Hadinek, Lutz, Dipl.-Chem. Verfahren zur Reinigung fluorierter Kohlenwasserstoffe
WO2006119213A2 (en) * 2005-05-03 2006-11-09 Albemarle Corporation 1-bromopropane having low acidity

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2286379A (en) * 1941-05-01 1942-06-16 Dow Chemical Co Purification of ethyl chloride
GB1067811A (en) * 1965-01-01 1967-05-03 Ici Ltd Purification of halothane
AU518050B2 (en) * 1977-02-17 1981-09-10 Imperial Chemical Industries Limited Manufacture of 1,1,1,2-tetrafluoro ethane & method of reducing amount of 1,1,difluord-chldro ethlene impurity
US4129603A (en) * 1978-02-07 1978-12-12 Imperial Chemical Industries Limited Manufacture of halogenated compounds
DD233839A1 (de) * 1985-01-08 1986-03-12 Akad Wissenschaften Ddr Verfahren zur abtrennung von perfluoralkanen aus einem gemisch hoehermolekularer aliphatischer perfluoralkane und perfluoralkene

Also Published As

Publication number Publication date
AR245433A1 (es) 1994-01-31
IN171828B (enrdf_load_stackoverflow) 1993-01-23
AU4093389A (en) 1990-03-08
BR8904367A (pt) 1990-04-24
JPH02282338A (ja) 1990-11-19
ZA896726B (en) 1991-05-29
EP0357328A1 (en) 1990-03-07
KR900004657A (ko) 1990-04-12

Similar Documents

Publication Publication Date Title
CN1040783A (zh) 2,2-二氯-1,1,1-三氟乙烷的提纯
EP1307416B1 (en) Process for preparing octafluorocyclobutane
US20040015022A1 (en) Production and use of hexafluoroethane
EP0007175A1 (en) Purification of nitrogen trifluoride atmospheres
EP0601373B1 (en) Process for separating hydrogen fluoride from its mixtures with chlorofluorohydrocarbons 123 and/or 124
WO2004005226A1 (en) Process for purifying pentafluoroethane, process for producing the same, and use thereof
DE59911007D1 (de) Reinigung von 1,1,1,3,3-pentafluorbutan
US5399796A (en) Purification of 1,1-dichloro-1-fluoroethane
EP0073680B1 (en) Method of removal of cos from propylene
EP0715614B1 (en) Organic separation from hf
US7186869B2 (en) Purification of saturated halocarbons
US7696392B2 (en) Purification method of 1,1-difluoroethane
KR100488229B1 (ko) 디플루오로메탄의 제조방법
KR100482022B1 (ko) 포화히드로플루오로카본의정제방법
US3538179A (en) Purification of isoprene
US5948381A (en) Process for separating fluorocarbon compounds
JP3491702B2 (ja) ペンタフルオロエタンの精製方法
US5744661A (en) Purification of 1, 1-difluoroethane
JPH04300842A (ja) ハイドロクロロフルオロカーボン及びハイドロフルオロカーボンの精製方法
CN1220663C (zh) 二氟甲烷的回收方法
JP3180228B2 (ja) トリクロルエチレン中の安定剤の除去方法
JPH0499737A (ja) 1,1―ジクロロ―1―フルオロエタンの精製法
KR0159176B1 (ko) 1,1-디플루오로에탄의 정제방법
KR100433081B1 (ko) 클로로플루오로카본과클로로플루오로히드로카본의가수소분해방법
EP0473850B1 (en) Method of recovering hydrocarbon halide

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C01 Deemed withdrawal of patent application (patent law 1993)
WD01 Invention patent application deemed withdrawn after publication